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Finding the Fourth Proportional to 6,140,843.20, 9,193,550.10 and 6,140,843.20

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Solution

The fourth proportional to 6,140,843.20, 9,193,550.10 and 6,140,843.20 is: 9,193,550.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,140,843.20 : 9,193,550.10 = 6,140,843.20 : x
  2. Step 2: Convert to fraction form
    6,140,843.20/9,193,550.10 = 6,140,843.20/x
  3. Step 3: Cross multiply
    6,140,843.20x = 9,193,550.10 × 6,140,843.20
  4. Step 4: Simplify right side
    6,140,843.20x = 56,456,149,615,444.32
  5. Step 5: Solve for x
    x = 56,456,149,615,444.32/6,140,843.20
  6. Step 6: Final answer
    x = 9,193,550.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.